Wan-seo is a girl who trains in Taekwondo, Ji-sung is an aspiring writer, Seon-nyeo is a yogurt 'Fresh Manager', Yak-seon is a construction foreman, and Ki-dong is a jobless hipster. They each receive a heart, lungs, kidneys, liver, and corneas, respectively, from a mysterious organ donor. But along with their new, healthier bodies come unexpected superpowers! Eventually, they cross paths and recognize each other by unique markings on their bodies. They decide to form a team, but with different abilities, personalities, and tastes, they constantly find themselves in arguments and accidents. Meanwhile, Young-chun, a religious cult leader who also received a pancreas transplant from the same donor, gained special abilities. He is determined to find the other transplant recipients to collect all their superpowers for himself, aiming to become almighty and immortal.